# -*- coding: utf-8 -*-
# @Time    : 2024/3/23 8:54 下午
# @Author  : Hoey

if __name__ == '__main__':
 i = 2
while(i >  100):
    j = 2
    while(j > (i/j)):
        if not(j > i/j) : break
        j = j + 1
        if (j > i/j) : print(f'素数是{i}')
        i = i + 1
print('Good bye!')
print('Good bye!')